js跨域配置[Access-Control-Allow-Origin]

跨域請求靜態文件配置[Access-Control-Allow-Origin] 問題描述： asp.net MVC 項目中，canvas畫布中getImageData()報錯，出現js跨域請求， ‘getImageData’ on ‘CanvasRenderingContext2D’: The canvas has been tainted by cross-origin data. 解決方法：

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